package com.hui.ruiji.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.hui.ruiji.common.R;
import com.hui.ruiji.entity.Category;
import com.hui.ruiji.service.CategoryService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * 分类管理
 */
@RestController
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;

    @PostMapping
    public R<String> save(@RequestBody Category category) {
        categoryService.save(category);
        return R.success("添加成功");
    }

    /**
     * 分页查询
     *
     * @param page
     * @param pageSize
     * @return
     */
    @GetMapping("/page")
    public R<Page> page(int page, int pageSize) {
        //分页构造器
        Page<Category> pageInfo = new Page(page, pageSize);

        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.orderByAsc(Category::getSort);

        pageInfo = categoryService.page(pageInfo, queryWrapper);
        return R.success(pageInfo);
    }

    /**
     * 根据ID删除分类
     *
     * @param ids
     * @return
     */
    @DeleteMapping
    public R<String> delete(Long ids) {
        categoryService.remove(ids);

        return R.success("删除成功");
    }

    /**
     * 根据ID修改分类信息
     *
     * @param category
     * @return
     */
    @PutMapping
    public R<String> update(@RequestBody Category category) {
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }

    /**
     * 根据条件查询分类数据
     *
     * @param category
     * @return
     */
    @GetMapping("/list")
    public R<List<Category>> list(Category category) {
        //条件构造器
        LambdaQueryWrapper<Category> lambdaQueryWrapper = new LambdaQueryWrapper<>();
        //添加条件
        if (category.getType() != null) {
            lambdaQueryWrapper.eq(Category::getType, category.getType());
        }
        //添加排序条件
        lambdaQueryWrapper.orderByAsc(Category::getSort).orderByAsc(Category::getUpdateTime);
        //查询
        List<Category> list = categoryService.list(lambdaQueryWrapper);

        return R.success(list);
    }
}
